The Chattahoochee–Oconee National Forest in northern Georgia comprises two United States National Forests, the Oconee National Forest in eastern Georgia and the Chattahoochee National Forest located in the North Georgia Mountains. The Chattahoochee National Forest is composed of an eastern and western forest. The western forest contains Johns Mountain, Little Sand Mountain, and Taylor Ridge (Georgia). The combined total area of the Chattahoochee–Oconee National Forest is 867,265 acres (3,510 km2), of which the Chattahoochee National Forest comprises 751,069 acres (3,039 km2) and the Oconee National Forest comprises 116,196 acres (470 km2). The county with the largest portion of the eastern forest is Rabun County, Georgia, which has 148,684 acres (601.7 km2) within its boundaries.

Rabun County is the north-easternmost county in the U.S. state of Georgia. As of the 2020 census, the population was 16,883, up from 16,276 in 2010. The county seat is Clayton. With an average annual rainfall of over 70 inches (1,800 mm), Rabun County has the title of the rainiest county in Georgia and is one of the rainiest counties east of the Cascades. The year 2018 was the wettest on record in the county's history. The National Weather Service cooperative observation station in northwest Rabun's Germany Valley measured 116.48 inches of rain during the year. During 2020, the Germany Valley NWS station reported a yearly precipitation total of 100.19 inches.